-The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of...

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Transcript of -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of...

Page 1: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.
Page 2: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

- The five summary statistics can be demonstrated on a box plot.

- It shows a clear visual display of how the data are spread out.

BOXPLOTS

Page 3: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.
Page 4: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

EXAMPLE

Page 5: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

SYMMETRIC DISTRIBUTION

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NEGATIVELY SKEWED

It’s bunched data on the right, whereas the left of the box is spread out and sparse.

Page 7: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

POSITIVELY SKEWED

Page 8: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

TESTING YOUR KNOWLEDGE

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HOW TO DRAW A BOXPLOT

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BOXPLOT ON CAS

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When one observation lies well away from other observations in a set, we call it an outlier. Sometimes an outlier occurs because data have been incorrectly obtained or misread.

OUTLIERS

Page 12: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

TESTING YOUR KNOWLEDGE

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Page 14: -The five summary statistics can be demonstrated on a box plot. - It shows a clear visual display of how the data are spread out. BOXPLOTS.

BOX PLOTS WITH AND WITHOUT OUTLIERS USING

CAS

Let’s give it a go using your CAS

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Exercise 1F-Boxplots Q’s 1-7 pg 30

CLASSWORK./HOMEWORK